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jasont
06-20-2013, 05:53 PM
As a corollary to my salt printing experiences (http://www.f295.org/main/showthread.php?19256-salt-printing-take-1&p=126693#post126693), I decided to try out the cyanotype process as well. A couple things I've learned ...

1. I just can't tell by looking at the print when it's done.
2. Double coating is a waste.
3. Vinegar is quite a useful contrast tool. Increasing the amount of vinegar will decrease the required exposure time and the contrast value.

So, the prints...

http://farm4.staticflickr.com/3740/9106326997_d9ed42b305_s.jpg (http://www.flickr.com/photos/jasonthomas/9106326997/)
cyano001 (http://www.flickr.com/photos/jasonthomas/9106326997/) by jason_in_gboro (http://www.flickr.com/people/jasonthomas/), on Flickr

http://farm4.staticflickr.com/3728/9094159243_ba9e7bef0d_s.jpg (http://www.flickr.com/photos/jasonthomas/9094159243/)
cyano002 (http://www.flickr.com/photos/jasonthomas/9094159243/) by jason_in_gboro (http://www.flickr.com/people/jasonthomas/), on Flickr